【key words】The Scientificness of Economics; The Succeeding of Economics; The Quantitative Expansion of Theories; The Fundamental Changes of Theories;

【abstract】There are two inevitably fundamental changes in the history of economics which happened from classical into neoclassical, and from neoclassical into behavioral economics respectively. These changes are the result of the social consciousness determined by the changed social being. We will argue that behavioral economics is advancing in mainstream economics but not the interdisciplinary subject or subversive theory, because it accommodates the analysis of the individuals heterogeneous behavior and therefore, ...